Endoscopy, Table of Contents Endoscopy 2007; 39(09): 931DOI: 10.1055/s-0032-1308867 Commentaires © Georg Thieme Verlag KG Stuttgart · New York Commentaire de travail de G. Gay et al., pp. 788 Recommend Article Abstract See also: Double-balloon colonoscopy after failed conventional colonoscopy: a pilot series with a new instrumentEndoscopy 2007; 39(09): 788-792DOI: 10.1055/s-2007-966753 Full Text